#define _CRT_SECURE_NO_WARNINGS 1
#pragma warning(disable:6031)

#include <stdio.h>
#include <string.h>
int main()
{
	char arr1[100] = "abcdef";
	char arr2[] = "ghijkl";
	char* p = strncat(arr1, arr2, 3);
	printf("%s", p);
	return 0;
}



